原文:【leetcode】1110. Delete Nodes And Return Forest

题目如下: Given therootof a binary tree, each node in the tree has a distinct value. After deletingall nodes with a value into delete, we are left with a forest adisjoint union of trees . Return the roots ...

2019-07-08 15:46 0 413 推荐指数:

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LeetCode 1110. Delete Nodes And Return Forest

原题链接在这里:https://leetcode.com/problems/delete-nodes-and-return-forest/ 题目: Given the root of a binary tree, each node in the tree has a distinct ...

Sat Nov 30 22:19:00 CST 2019 0 268
[LeetCode] Swap Nodes in Pairs

Given a linked list, swap every two adjacent nodes and return its head. For example,Given 1->2->3->4, you should return the list as 2-> ...

Tue Nov 20 01:07:00 CST 2012 0 3051
[LeetCode] Count Complete Tree Nodes

Count Complete Tree Nodes Given a complete binary tree, count the number of nodes. In a complete binary tree every level, except possibly the last ...

Sat Jun 06 20:59:00 CST 2015 0 2445
Swap Nodes in Pairs leetcode java

题目: Given a linked list, swap every two adjacent nodes and return its head. For example, Given 1->2->3->4, you should return the list ...

Wed Jul 23 11:01:00 CST 2014 0 5479
[leetcode]Swap Nodes in Pairs @ Python

原题地址:http://oj.leetcode.com/problems/swap-nodes-in-pairs/ 题意:将链表中的节点两两交换。Given 1->2->3->4, you should return the list as 2->1->4-> ...

Thu May 01 02:10:00 CST 2014 0 2908
 
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